Page 15 of 22 of the Unsolicited Advice Archives

1. Troubleshooting Chrome's An invalid form control is not focusable error

   If your form control isn't focusable, make sure it's visible / being displayed.

2. Fix problems connecting to iTunes, App Store, or any HTTPS sites after upgrade to El Capitan (OS X 10.11)

   How to fix HTTPS certificate errors after upgrading to El Capitan.

3. CSS stacking contexts: What they are and how they work

   Stacking contexts are an aspect of CSS that trips up most developers. I don't think I fully understood them until I wrote the layout chapter of CSS Master. Sure, I understood that z-index required position to be something besides static. But that's about as far as my comprehension went, even

4. Fixing the WP_CACHE constant error message with WP Super Cache

   TL; DR: Check your line breaks. One of my recent projects involved upgrading and optimizing a WordPress/BuddyPress-driven site. As part of these optimizations, I installed the WP Super Cache plugin. Like most caching plugins, WP Super Cache generates and serves HTML files to site visitors, instead of retrieving data

5. How :nth-of-type() works … a redux

   In my post How the :nth-child() and :nth-of-type() pseudo-classes work, I tried to demystify how the :nth-of-type pseudo-class works. Although I didn't get it wrong, I didn't get it quite right either. First a recap: in the previous post, I used the SVG document below to illustrate how :nth-of-type() works

6. How the :nth-child() and :nth-of-type() pseudo-classes work

   10 Aug 2015: Read the follow-up post How :nth-of-type() works … a redux. It clarifies and corrects this post. One of the things I most enjoyed about writing CSS Master was that I got to do deep-dives on aspects of CSS that I hadn't fully explored. I found the :nth-* pseudo-classes

7. Setting up WordPress on AWS Elastic Beanstalk with RDS

   Step-by-step instructions detailing how to setup WordPress on an Amazon Web Services Elastic Beanstalk instance, using an Amazon RDS database instance.

8. Layout-Related Specifications: A Reading List

   A round-up of CSS specifications related to document layout.

9. The CSS.supports() API revisited

   Since its introduction in 2012, the CSS.supports API has undergone a few syntax changes. This post takes a look at them.